35108221 has 2 divisors, whose sum is σ = 35108222. Its totient is φ = 35108220.

The previous prime is 35108191. The next prime is 35108231. The reversal of 35108221 is 12280153.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 34351321 + 756900 = 5861^2 + 870^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-35108221 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 35108192 and 35108201.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (35108231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17554110 + 17554111.

It is an arithmetic number, because the mean of its divisors is an integer number (17554111).

Almost surely, 2^35108221 is an apocalyptic number.

It is an amenable number.

35108221 is a deficient number, since it is larger than the sum of its proper divisors (1).

35108221 is an equidigital number, since it uses as much as digits as its factorization.

35108221 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 35108221 is about 5925.2190676801. The cubic root of 35108221 is about 327.4434251477.

Adding to 35108221 its reverse (12280153), we get a palindrome (47388374).

The spelling of 35108221 in words is "thirty-five million, one hundred eight thousand, two hundred twenty-one".